vmware/vmxnet3/if_vmx.c

946 	struct vmxnet3_rxring *rxr;
959 		rxr = &rxq->vxrxq_cmd_ring[i];
960 		rxr->vxrxr_rid = i;
961 		rxr->vxrxr_ndesc = sc->vmx_nrxdescs;
962 		rxr->vxrxr_rxbuf = malloc(rxr->vxrxr_ndesc *
964 		if (rxr->vxrxr_rxbuf == NULL)
1051 	struct vmxnet3_rxring *rxr;
1058 		rxr = &rxq->vxrxq_cmd_ring[i];
1060 		if (rxr->vxrxr_rxbuf != NULL) {
1061 			free(rxr->vxrxr_rxbuf, M_DEVBUF);
1062 			rxr->vxrxr_rxbuf = NULL;
1304 	struct vmxnet3_rxring *rxr;
1317 			rxr = &rxq->vxrxq_cmd_ring[i];
1319 			descsz = rxr->vxrxr_ndesc *
1321 			compsz += rxr->vxrxr_ndesc *
1334 			    &rxr->vxrxr_rxtag);
1343 			    &rxr->vxrxr_dma);
1350 			rxr->vxrxr_rxd =
1351 			    (struct vmxnet3_rxdesc *) rxr->vxrxr_dma.dma_vaddr;
1364 			rxr = &rxq->vxrxq_cmd_ring[i];
1366 			error = bus_dmamap_create(rxr->vxrxr_rxtag, 0,
1367 			    &rxr->vxrxr_spare_dmap);
1375 			for (j = 0; j < rxr->vxrxr_ndesc; j++) {
1376 				error = bus_dmamap_create(rxr->vxrxr_rxtag, 0,
1377 				    &rxr->vxrxr_rxbuf[j].vrxb_dmamap);
1397 	struct vmxnet3_rxring *rxr;
1409 			rxr = &rxq->vxrxq_cmd_ring[i];
1411 			if (rxr->vxrxr_spare_dmap != NULL) {
1412 				bus_dmamap_destroy(rxr->vxrxr_rxtag,
1413 				    rxr->vxrxr_spare_dmap);
1414 				rxr->vxrxr_spare_dmap = NULL;
1417 			for (j = 0; j < rxr->vxrxr_ndesc; j++) {
1418 				rxb = &rxr->vxrxr_rxbuf[j];
1420 					bus_dmamap_destroy(rxr->vxrxr_rxtag,
1433 			rxr = &rxq->vxrxq_cmd_ring[i];
1435 			if (rxr->vxrxr_rxd != NULL) {
1436 				vmxnet3_dma_free(sc, &rxr->vxrxr_dma);
1437 				rxr->vxrxr_rxd = NULL;
1440 			if (rxr->vxrxr_rxtag != NULL) {
1441 				bus_dma_tag_destroy(rxr->vxrxr_rxtag);
1442 				rxr->vxrxr_rxtag = NULL;
1876 vmxnet3_newbuf(struct vmxnet3_softc *sc, struct vmxnet3_rxring *rxr)
1888 	tag = rxr->vxrxr_rxtag;
1889 	dmap = rxr->vxrxr_spare_dmap;
1890 	idx = rxr->vxrxr_fill;
1891 	rxd = &rxr->vxrxr_rxd[idx];
1892 	rxb = &rxr->vxrxr_rxbuf[idx];
1896 	if (rxr->vxrxr_rid != 0)
1900 	if (rxr->vxrxr_rid == 0 && (idx % sc->vmx_rx_max_chain) == 0) {
1952 	rxr->vxrxr_spare_dmap = rxb->vrxb_dmamap;
1959 	rxd->gen = rxr->vxrxr_gen;
1961 	vmxnet3_rxr_increment_fill(rxr);
1967     struct vmxnet3_rxring *rxr, int idx)
1971 	rxd = &rxr->vxrxr_rxd[idx];
1972 	rxd->gen = rxr->vxrxr_gen;
1973 	vmxnet3_rxr_increment_fill(rxr);
1980 	struct vmxnet3_rxring *rxr;
2002 			rxr = &rxq->vxrxq_cmd_ring[0];
2004 			rxr = &rxq->vxrxq_cmd_ring[1];
2005 		vmxnet3_rxq_eof_discard(rxq, rxr, idx);
2092 	struct vmxnet3_rxring *rxr;
2131 			rxr = &rxq->vxrxq_cmd_ring[0];
2133 			rxr = &rxq->vxrxq_cmd_ring[1];
2134 		rxd = &rxr->vxrxr_rxd[idx];
2136 		m = rxr->vxrxr_rxbuf[idx].vrxb_m;
2145 		if (__predict_false(rxr->vxrxr_fill != idx)) {
2146 			while (rxr->vxrxr_fill != idx) {
2147 				rxr->vxrxr_rxd[rxr->vxrxr_fill].gen =
2148 				    rxr->vxrxr_gen;
2149 				vmxnet3_rxr_increment_fill(rxr);
2156 			KASSERT(rxr == &rxq->vxrxq_cmd_ring[0],
2166 				vmxnet3_rxq_eof_discard(rxq, rxr, idx);
2170 			if (vmxnet3_newbuf(sc, rxr) != 0) {
2172 				vmxnet3_rxq_eof_discard(rxq, rxr, idx);
2189 			if (vmxnet3_newbuf(sc, rxr) != 0) {
2191 				vmxnet3_rxq_eof_discard(rxq, rxr, idx);
2219 			idx = (idx + 1) % rxr->vxrxr_ndesc;
2344 	struct vmxnet3_rxring *rxr;
2355 		rxr = &rxq->vxrxq_cmd_ring[i];
2357 		for (j = 0; j < rxr->vxrxr_ndesc; j++) {
2358 			rxb = &rxr->vxrxr_rxbuf[j];
2363 			bus_dmamap_sync(rxr->vxrxr_rxtag, rxb->vrxb_dmamap,
2365 			bus_dmamap_unload(rxr->vxrxr_rxtag, rxb->vrxb_dmamap);
2443 	struct vmxnet3_rxring *rxr;
2477 		rxr = &rxq->vxrxq_cmd_ring[i];
2478 		rxr->vxrxr_fill = 0;
2479 		rxr->vxrxr_gen = VMXNET3_INIT_GEN;
2480 		bzero(rxr->vxrxr_rxd,
2481 		    rxr->vxrxr_ndesc * sizeof(struct vmxnet3_rxdesc));
2483 		for (idx = 0; idx < rxr->vxrxr_ndesc; idx++) {
2484 			error = vmxnet3_newbuf(sc, rxr);
2491 		rxr = &rxq->vxrxq_cmd_ring[i];
2492 		rxr->vxrxr_fill = 0;
2493 		rxr->vxrxr_gen = 0;
2494 		bzero(rxr->vxrxr_rxd,
2495 		    rxr->vxrxr_ndesc * sizeof(struct vmxnet3_rxdesc));